【题目】Much disappointed as he is _______ in the job interview, he still keeps his confidence.
A． to have failed B． failed
C． having failed D． failing
在线课程【答案】A
【解析】考查非谓语动词。句意：尽管面试没有成功令他感到很失望，但是他仍然充满了自信。be disappointed to do sth 对做某事感到失望，根据句意可知，面试失败是已经发生的事情，当两个动作先后发生时，用不定式的完成式，即to have done，故选A。